From 13c5b385b1e5d36ce566d6b3bfc68accb3e2acf2 Mon Sep 17 00:00:00 2001
From: Trolli Schmittlauch <t.schmittlauch@orlives.de>
Date: Mon, 21 Sep 2020 22:14:33 +0200
Subject: [PATCH] make inclusion of HIE overlay conditional as well

---
 default.nix | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/default.nix b/default.nix
index c6ef23a..126975a 100644
--- a/default.nix
+++ b/default.nix
@@ -14,14 +14,13 @@ let
       name = "nixpkgs-pinned";
       url = https://github.com/NixOS/nixpkgs/;
       ref = "refs/heads/release-20.03";
-      #rev = "de3780b937d2984f9b5e20d191f23be4f857b3aa";
       rev = "faf5bdea5d9f0f9de26deaa7e864cdcd3b15b4e8";
     }) {
       # Pass no config for purity
           config = {};
-              overlays = [
+              overlays = if withHIE then [
                       (import all-hies {}).overlay
-                          ];
+                          ] else [];
     };
   hp = pkgs.haskell.packages."${compiler}";
   src = pkgs.nix-gitignore.gitignoreSource [] ./.;